/
server.go
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/
server.go
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// Copyright The OpenTelemetry Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package otto
import (
"log"
"net/http"
"go.opentelemetry.io/collector/otelcol"
)
func Server(logger *log.Logger, addr string, factories otelcol.Factories) {
mux := http.NewServeMux()
mux.Handle("/", http.FileServer(http.Dir("web/static")))
mux.Handle("/components", componentHandler{
logger: logger,
factories: factories,
})
ottoPipeline := &pipeline{
factories: factories,
}
mux.Handle("/cfg-metadata/", cfgschemaHandler{
logger: logger,
pipeline: ottoPipeline,
})
mux.Handle("/jsonToYAML", jsonToYAMLHandler{
logger: logger,
})
wsHandlers := map[string]wsHandler{}
registerReceiverHandlers(logger, factories, wsHandlers, ottoPipeline)
registerProcessorHandlers(logger, factories, wsHandlers, ottoPipeline)
registerExporterHandlers(logger, factories, wsHandlers, ottoPipeline)
mux.Handle("/ws/", httpWsHandler{handlers: wsHandlers})
svr := http.Server{
Addr: addr,
Handler: mux,
}
println("otto started")
err := svr.ListenAndServe()
if err != nil {
logger.Fatalf("http serve error: %v", err)
}
}
func registerReceiverHandlers(logger *log.Logger, factories otelcol.Factories, handlers map[string]wsHandler, ppln *pipeline) {
for componentName, factory := range factories.Receivers {
const componentType = "receiver"
path := "/ws/" + componentType + "/" + string(componentName)
handlers[path] = receiverSocketHandler{
logger: logger,
pipeline: ppln,
receiverFactory: factory,
}
}
}
func registerProcessorHandlers(logger *log.Logger, factories otelcol.Factories, handlers map[string]wsHandler, ppln *pipeline) {
for componentName, factory := range factories.Processors {
const componentType = "processor"
path := "/ws/" + componentType + "/" + string(componentName)
handlers[path] = processorSocketHandler{
logger: logger,
pipeline: ppln,
processorFactory: factory,
}
}
}
func registerExporterHandlers(logger *log.Logger, factories otelcol.Factories, handlers map[string]wsHandler, ppln *pipeline) {
for componentName, factory := range factories.Exporters {
const componentType = "exporter"
path := "/ws/" + componentType + "/" + string(componentName)
handlers[path] = exporterSocketHandler{
logger: logger,
pipeline: ppln,
exporterFactory: factory,
}
}
}